package com.itheima.service.impl;

import com.alibaba.dubbo.config.annotation.Service;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.itheima.constant.RedisConstant;
import com.itheima.dao.CheckGroupDao;
import com.itheima.dao.CheckItemDao;
import com.itheima.dao.SetmealDao;
import com.itheima.entity.PageResult;
import com.itheima.entity.QueryPageBean;
import com.itheima.pojo.CheckGroup;
import com.itheima.pojo.CheckItem;
import com.itheima.pojo.Setmeal;
import com.itheima.service.SetmealService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import redis.clients.jedis.JedisPool;

import java.util.HashMap;
import java.util.List;
import java.util.Map;


@Service(interfaceClass = SetmealService.class)
@Transactional
public class SetmealServiceImpl implements SetmealService {

    @Autowired
    private SetmealDao setmealDao;

    @Autowired
    private JedisPool jedisPool;



    @Override
    public void add(Setmeal setmeal, Integer[] checkgroupIds) {
        setmealDao.add(setmeal);
        Integer setmealId = setmeal.getId();
        this.setSetmealAndCheckGroup(setmealId,checkgroupIds);
        //将图片名称保存到Redis集合中
        String fileName = setmeal.getImg();
        jedisPool.getResource().sadd(RedisConstant.SETMEAL_PIC_DB_RESOURCES,fileName);


    }

    //分页查询
    @Override
    public PageResult pageQuery(QueryPageBean queryPageBean) {
        Integer currentPage = queryPageBean.getCurrentPage();
        Integer pageSize = queryPageBean.getPageSize();
        String queryString = queryPageBean.getQueryString();

        PageHelper.startPage(currentPage, pageSize);
        Page<Setmeal> page = setmealDao.selectByCondition(queryString);
        return new PageResult(page.getTotal(), page.getResult());
    }

    @Override
    public List<Setmeal> findAll() {
        return setmealDao.findAll();
    }

    @Override
    public Setmeal findById(int id) {
        //return setmealDao.findById(id);
        return null;
    }

    //绑定套餐和检查组的多对多关系
    public void setSetmealAndCheckGroup(Integer setmealId, Integer[] checkgroupIds){
        if(checkgroupIds != null && checkgroupIds.length > 0 ){
            for (Integer checkgroupId : checkgroupIds) {
                Map<String,Integer> map = new HashMap<>();
                map.put("setmealId",setmealId);
                map.put("checkgroupId",checkgroupId);
                setmealDao.setSetmealAndCheckGroup(map);
            }
        }
    }

    //绑定套餐和检查组的多对多关系    java代码方式
    @Autowired
    private CheckGroupDao checkGroupDao;
    @Autowired
    private CheckItemDao checkItemDao;

    public Setmeal getById(int id){
        Setmeal setmeal = setmealDao.getById(id);
        List<CheckGroup> checkGroups = checkGroupDao.listBySetmealId(id);
        for (CheckGroup group : checkGroups) {//checkgroupDao.xml里面的collection标签
            List<CheckItem> checkItems = checkItemDao.findCheckItemByCheckGroupId(group.getId());
            group.setCheckItems(checkItems);
        }
        setmeal.setCheckGroups(checkGroups);
        return setmeal;
    }

    //查询套餐预约占比数据
    @Override
    public List<Map<String, Object>> findSetmealCount() {
        return setmealDao.findSetmealCount();
    }
}
